FBoxVisible

/* FBoxVisible(CBaseEntity*, CBaseEntity*, Vector&, float) */

undefined4 FBoxVisible(CBaseEntity *param_1,CBaseEntity *param_2,Vector *param_3,float param_4)

{
  CBaseEntity *pCVar1;
  float fVar2;
  float fVar3;
  float fVar4;
  float fVar5;
  code *pcVar6;
  float *pfVar7;
  int iVar8;
  longdouble lVar9;
  longdouble lVar10;
  longdouble lVar11;
  int local_110;
  float local_e8;
  float local_e4;
  float local_e0;
  CTraceFilterSimple local_dc [16];
  float local_cc;
  float local_c8;
  float local_c4;
  float local_bc;
  float local_b8;
  float local_b4;
  undefined4 local_ac;
  undefined4 local_a8;
  undefined4 local_a4;
  undefined4 local_9c;
  undefined4 local_98;
  undefined4 local_94;
  undefined4 local_8c;
  undefined1 local_88;
  undefined1 local_87;
  Vector local_70 [12];
  Vector local_64 [32];
  float local_44;
  
  if (param_1[0x253] == (CBaseEntity)0x3) {
    if (param_2[0x253] == (CBaseEntity)0x0) {
      return 0;
    }
  }
  else if (param_2[0x253] == (CBaseEntity)0x3) {
    return 0;
  }
  pCVar1 = param_2 + 0x194;
  (**(code **)(*(int *)param_1 + 0x234))(&local_e8,param_1);
  local_110 = 5;
  while( true ) {
    if (((byte)param_2[0x14d] & 8) != 0) {
      CBaseEntity::CalcAbsolutePosition(param_2);
    }
    fVar2 = *(float *)(param_2 + 0x2e4);
    fVar3 = *(float *)(param_2 + 0x2e8);
    fVar4 = *(float *)(param_2 + 0x2e0);
    pcVar6 = *(code **)(*random_valve + 4);
    pfVar7 = (float *)(**(code **)(*(int *)(param_2 + 0x194) + 8))(pCVar1);
    fVar5 = *pfVar7;
    pfVar7 = (float *)(**(code **)(*(int *)(param_2 + 0x194) + 4))(pCVar1);
    lVar9 = (longdouble)(*pcVar6)(random_valve,param_4 + *pfVar7,fVar5 - param_4);
    pcVar6 = *(code **)(*random_valve + 4);
    iVar8 = (**(code **)(*(int *)(param_2 + 0x194) + 8))(pCVar1);
    fVar5 = *(float *)(iVar8 + 4);
    iVar8 = (**(code **)(*(int *)(param_2 + 0x194) + 4))(pCVar1);
    lVar10 = (longdouble)(*pcVar6)(random_valve,param_4 + *(float *)(iVar8 + 4),fVar5 - param_4);
    pcVar6 = *(code **)(*random_valve + 4);
    iVar8 = (**(code **)(*(int *)(param_2 + 0x194) + 8))(pCVar1);
    fVar5 = *(float *)(iVar8 + 8);
    iVar8 = (**(code **)(*(int *)(param_2 + 0x194) + 4))(pCVar1);
    lVar11 = (longdouble)(*pcVar6)(random_valve,param_4 + *(float *)(iVar8 + 8),fVar5 - param_4);
    local_bc = ((float)lVar9 + fVar4) - local_e8;
    local_cc = local_e8;
    local_c8 = local_e4;
    local_b8 = ((float)lVar10 + fVar2) - local_e4;
    local_94 = 0;
    local_b4 = ((float)lVar11 + fVar3) - local_e0;
    local_c4 = local_e0;
    local_98 = 0;
    local_9c = 0;
    local_8c = 0;
    local_88 = 1;
    local_a4 = 0;
    local_a8 = 0;
    local_ac = 0;
    local_87 = local_b8 * local_b8 + local_bc * local_bc + local_b4 * local_b4 != 0.0;
    CTraceFilterSimple::CTraceFilterSimple
              (local_dc,(IHandleEntity *)param_1,0,(_func_bool_IHandleEntity_ptr_int *)0x0);
    (**(code **)(*enginetrace + 0x14))(enginetrace,&local_cc,0x4041,local_dc,local_70);
    if (*(int *)(r_visualizetraces._28_4_ + 0x30) != 0) {
      DebugDrawLine(local_70,local_64,0xff,0,0,true,-1.0);
    }
    if (local_44 == 1.0) break;
    local_110 = local_110 + -1;
    if (local_110 == 0) {
      return 0;
    }
  }
  *(float *)param_3 = (float)lVar9 + fVar4;
  *(float *)(param_3 + 4) = (float)lVar10 + fVar2;
  *(float *)(param_3 + 8) = (float)lVar11 + fVar3;
  return 1;
}